{"apiVersion":"1.0","identifier":"CVE-2026-73627","description":"JupyterLab (pip package -jupyterlab-) versions >=4.1.0,<=4.5.9 and >=4.6.0,<=4.6.1 contain a plugin manager lock-rule enforcement bypass. Two server-side enforcement gaps allow an authenticated user to circumvent administrator lock rules by making direct requests to the /lab/api/plugins endpoint, enabling or disabling plugins that were locked — including child plugins of multi-plugin extensions and plugins locked via the -lock all- mechanism. This can impact data integrity and bypass hardening or restrictions (e.g., download/upload limits) implemented through locked plugins. Fixed in versions 4.6.2 and 4.5.10.","publishedAt":"2026-08-13T12:17:28","lastModifiedAt":"2026-08-15T04:18:26","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-73627","cvssScore":6,"cvssVector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:L/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","epssProbability":0.00249,"riskScore":0.61,"affectedProduct":"jupyterlab","affectedVersions":">=4.1.0,<=4.5.9,>=4.6.0,<=4.6.1","vulnerabilityType":"Library","operatingSystems":[],"links":{"self":"https://www.redsauce.net/api/cves/CVE-2026-73627","webPages":{"es":"https://www.redsauce.net/es/cves/CVE-2026-73627","en":"https://www.redsauce.net/en/cves/CVE-2026-73627","fr":"https://www.redsauce.net/fr/cves/CVE-2026-73627","pt":"https://www.redsauce.net/pt/cves/CVE-2026-73627","de":"https://www.redsauce.net/de/cves/CVE-2026-73627","sk":"https://www.redsauce.net/sk/cves/CVE-2026-73627","el":"https://www.redsauce.net/el/cves/CVE-2026-73627"},"source":"https://nvd.nist.gov/vuln/detail/CVE-2026-73627"}}